What part of a fish it rise? asap

It’s called a swim bladder
To put it simply, a swim bladder is an organ in which the chambers of this organ fill with gases. An increase of gases cause the fish to rise and decreasing gas will cause it to sink

An example of Habitat Fermentation is building several roads through wetlands.

Option A

Explanation:

Habitat Fermentation is defined as the process by which huge natural habitat will gets divided into many isolated and smaller patches of habitat which can result and affect many living organism.

They are mainly caused due to direct human activities such as urbanization and construction of road and railways tracks in natural habitats.  Thus we can conclude that one of the best example for Habitat Fermentation.